paramecium

"The single-celled organism was studied by the biology students in their science class. "

"The student used a microscope to see the tiny cells in the plant leaf. "

"All magnolias belong to the genus Magnolia."

"When the sun rises, the world becomes visible."

"The box contained old photographs. "

"The painting showed an oval-shaped portrait of her grandmother. "

"A scientist observed a protozoan under a microscope, noting its single-celled structure and the way it used a whip-like tail to swim. "

"Under the microscope, the science student observed several paramecia swimming in the pond water sample. "

"The under-the-counter storage bin kept the extra supplies hidden. "

"The children played near the small pond behind the school. "

"The potter shaped the clay into a beautiful vase. "

"By the action of electricity, the water was resolved into its two parts, oxygen and hydrogen."